Shape Modification Toolbar

 

See Using Control Points
See Feature Modeling
See Changing the Order
See Matching Surfaces
See Inverting Surfaces and  Curves
See Inverting Surfaces and  Curves
See Smoothing Curves or Surfaces

See Extrapolating Curves and Surfaces
See Refit Surfaces and Curves
See Mapping Shapes
See Modeling Shapes
See Extrapolating Curves and Extrapolating Surfaces